[ 71.533196][ T39] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.64' (ED25519) to the list of known hosts.
2025/02/06 16:50:12 ignoring optional flag "sandboxArg"="0"
2025/02/06 16:50:12 parsed 1 programs
[ 77.328467][ T3453] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
2025/02/06 16:50:22 executed programs: 0
[ 84.556260][ T3898] loop6: detected capacity change from 0 to 128
[ 84.608402][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.608402][ T3898] loop6: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 84.700950][ T3898] Buffer I/O error on dev loop6, logical block 3245768, async page read
[ 84.709438][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.709438][ T3898] loop6: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 84.770824][ T3898] Buffer I/O error on dev loop6, logical block 8833403, async page read
[ 84.779955][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.779955][ T3898] loop6: rw=0, sector=26539618, nr_sectors = 2 limit=128
[ 84.820808][ T3898] Buffer I/O error on dev loop6, logical block 13269809, async page read
[ 84.841043][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.841043][ T3898] loop6: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 84.857927][ T3898] Buffer I/O error on dev loop6, logical block 8073606, async page read
[ 84.868182][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.868182][ T3898] loop6: rw=0, sector=6491542, nr_sectors = 2 limit=128
[ 84.882468][ T3898] Buffer I/O error on dev loop6, logical block 3245771, async page read
[ 84.891231][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.891231][ T3898] loop6: rw=0, sector=17668342, nr_sectors = 2 limit=128
[ 84.905008][ T3898] Buffer I/O error on dev loop6, logical block 8834171, async page read
[ 84.930812][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.930812][ T3898] loop6: rw=0, sector=26932834, nr_sectors = 2 limit=128
[ 84.946280][ T3898] Buffer I/O error on dev loop6, logical block 13466417, async page read
[ 84.971970][ T3898] syz.6.18: attempt to access beyond end of device
[ 84.971970][ T3898] loop6: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 85.014055][ T3898] Buffer I/O error on dev loop6, logical block 8073606, async page read
[ 85.038155][ T3898] syz.6.18: attempt to access beyond end of device
[ 85.038155][ T3898] loop6: rw=0, sector=6491548, nr_sectors = 2 limit=128
[ 85.120730][ T3898] Buffer I/O error on dev loop6, logical block 3245774, async page read
[ 85.129335][ T3898] syz.6.18: attempt to access beyond end of device
[ 85.129335][ T3898] loop6: rw=0, sector=17669878, nr_sectors = 2 limit=128
[ 85.162688][ T3898] Buffer I/O error on dev loop6, logical block 8834939, async page read
2025/02/06 16:50:42 executed programs: 11
[ 105.141234][ T5491] loop7: detected capacity change from 0 to 128
[ 105.194021][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.194021][ T5491] loop7: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 105.237084][ T5491] Buffer I/O error on dev loop7, logical block 3245768, async page read
[ 105.262837][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.262837][ T5491] loop7: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 105.313256][ T5491] Buffer I/O error on dev loop7, logical block 8833403, async page read
[ 105.340898][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.340898][ T5491] loop7: rw=0, sector=26539618, nr_sectors = 2 limit=128
[ 105.374211][ T5491] Buffer I/O error on dev loop7, logical block 13269809, async page read
[ 105.421873][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.421873][ T5491] loop7: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 105.464111][ T5491] Buffer I/O error on dev loop7, logical block 8073606, async page read
[ 105.497494][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.497494][ T5491] loop7: rw=0, sector=6491542, nr_sectors = 2 limit=128
[ 105.519700][ T5517] loop4: detected capacity change from 0 to 128
[ 105.535850][ T5491] Buffer I/O error on dev loop7, logical block 3245771, async page read
[ 105.570940][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.570940][ T5491] loop7: rw=0, sector=17668342, nr_sectors = 2 limit=128
[ 105.592342][ T5517] syz.4.20: attempt to access beyond end of device
[ 105.592342][ T5517] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 105.630891][ T5491] Buffer I/O error on dev loop7, logical block 8834171, async page read
[ 105.639408][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.639408][ T5491] loop7: rw=0, sector=26932834, nr_sectors = 2 limit=128
[ 105.653305][ T5517] Buffer I/O error on dev loop4, logical block 3245768, async page read
[ 105.691114][ T5517] syz.4.20: attempt to access beyond end of device
[ 105.691114][ T5517] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 105.706958][ T5491] Buffer I/O error on dev loop7, logical block 13466417, async page read
[ 105.725284][ T5527] loop3: detected capacity change from 0 to 128
[ 105.741089][ T5491] syz.7.17: attempt to access beyond end of device
[ 105.741089][ T5491] loop7: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 105.772192][ T5517] Buffer I/O error on dev loop4, logical block 8833403, async page read
[ 105.780830][ T5491] Buffer I/O error on dev loop7, logical block 8073606, async page read
[ 105.827473][ T5530] loop5: detected capacity change from 0 to 128
2025/02/06 16:51:01 executed programs: 15
[ 123.635916][ T5926] loop8: detected capacity change from 0 to 128
[ 123.702530][ T5926] bio_check_eod: 30 callbacks suppressed
[ 123.702542][ T5926] syz.8.21: attempt to access beyond end of device
[ 123.702542][ T5926] loop8: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 123.822160][ T5926] buffer_io_error: 30 callbacks suppressed
[ 123.822173][ T5926] Buffer I/O error on dev loop8, logical block 3245768, async page read
[ 123.890880][ T5926] syz.8.21: attempt to access beyond end of device
[ 123.890880][ T5926] loop8: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 124.030814][ T5926] Buffer I/O error on dev loop8, logical block 8833403, async page read
[ 124.039261][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.039261][ T5926] loop8: rw=0, sector=26539618, nr_sectors = 2 limit=128
[ 124.137556][ T5926] Buffer I/O error on dev loop8, logical block 13269809, async page read
[ 124.191520][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.191520][ T5926] loop8: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 124.251510][ T5926] Buffer I/O error on dev loop8, logical block 8073606, async page read
[ 124.260053][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.260053][ T5926] loop8: rw=0, sector=6491542, nr_sectors = 2 limit=128
[ 124.360729][ T5926] Buffer I/O error on dev loop8, logical block 3245771, async page read
[ 124.369162][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.369162][ T5926] loop8: rw=0, sector=17668342, nr_sectors = 2 limit=128
[ 124.454627][ T5926] Buffer I/O error on dev loop8, logical block 8834171, async page read
[ 124.480885][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.480885][ T5926] loop8: rw=0, sector=26932834, nr_sectors = 2 limit=128
[ 124.540963][ T5926] Buffer I/O error on dev loop8, logical block 13466417, async page read
[ 124.549508][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.549508][ T5926] loop8: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 124.640756][ T5926] Buffer I/O error on dev loop8, logical block 8073606, async page read
[ 124.649553][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.649553][ T5926] loop8: rw=0, sector=6491548, nr_sectors = 2 limit=128
[ 124.742845][ T5926] Buffer I/O error on dev loop8, logical block 3245774, async page read
[ 124.789151][ T5926] syz.8.21: attempt to access beyond end of device
[ 124.789151][ T5926] loop8: rw=0, sector=17669878, nr_sectors = 2 limit=128
[ 124.881144][ T5926] Buffer I/O error on dev loop8, logical block 8834939, async page read
2025/02/06 16:51:39 executed programs: 16
[ 161.449718][ T7537] loop1: detected capacity change from 0 to 128
[ 161.555705][ T7537] syz.1.25: attempt to access beyond end of device
[ 161.555705][ T7537] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 161.680742][ T7537] Buffer I/O error on dev loop1, logical block 3245768, async page read
[ 161.689177][ T7537] syz.1.25: attempt to access beyond end of device
[ 161.689177][ T7537] loop1: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 161.794392][ T7549] loop0: detected capacity change from 0 to 128
[ 161.840752][ T7537] Buffer I/O error on dev loop1, logical block 8833403, async page read
[ 161.849617][ T7537] syz.1.25: attempt to access beyond end of device
[ 161.849617][ T7537] loop1: rw=0, sector=26539618, nr_sectors = 2 limit=128
[ 161.941901][ T7549] syz.0.23: attempt to access beyond end of device
[ 161.941901][ T7549] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 161.971635][ T7537] Buffer I/O error on dev loop1, logical block 13269809, async page read
[ 161.980368][ T7537] syz.1.25: attempt to access beyond end of device
[ 161.980368][ T7537] loop1: rw=0, sector=16147212, nr_sectors = 2 limit=128
[ 161.995054][ T7549] Buffer I/O error on dev loop0, logical block 3245768, async page read
[ 162.064696][ T7549] syz.0.23: attempt to access beyond end of device
[ 162.064696][ T7549] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128
[ 162.108738][ T7537] Buffer I/O error on dev loop1, logical block 8073606, async page read
[ 162.126064][ T7556] loop2: detected capacity change from 0 to 128
[ 162.140818][ T7549] Buffer I/O error on dev loop0, logical block 8833403, async page read
[ 162.171821][ T7537] syz.1.25: attempt to access beyond end of device
[ 162.171821][ T7537] loop1: rw=0, sector=6491542, nr_sectors = 2 limit=128
[ 162.191061][ T7549] syz.0.23: attempt to access beyond end of device
[ 162.191061][ T7549] loop0: rw=0, sector=26539618, nr_sectors = 2 limit=128
[ 162.213914][ T7537] Buffer I/O error on dev loop1, logical block 3245771, async page read
[ 162.263355][ T7537] syz.1.25: attempt to access beyond end of device
[ 162.263355][ T7537] loop1: rw=0, sector=17668342, nr_sectors = 2 limit=128
[ 162.289714][ T7556] syz.2.24: attempt to access beyond end of device
[ 162.289714][ T7556] loop2: rw=0, sector=6491536, nr_sectors = 2 limit=128
[ 162.303347][ T7549] Buffer I/O error on dev loop0, logical block 13269809, async page read
[ 162.330981][ T7537] Buffer I/O error on dev loop1, logical block 8834171, async page read
[ 162.342779][ T7549] Buffer I/O error on dev loop0, logical block 8073606, async page read
[ 162.374445][ T7559] loop9: detected capacity change from 0 to 128
2025/02/06 16:52:01 executed programs: 20
2025/02/06 16:52:06 executed programs: 37
2025/02/06 16:52:11 executed programs: 54
2025/02/06 16:52:16 executed programs: 70
2025/02/06 16:52:21 executed programs: 85
2025/02/06 16:52:26 executed programs: 102
2025/02/06 16:52:32 executed programs: 117
2025/02/06 16:52:37 executed programs: 133
2025/02/06 16:52:42 executed programs: 151
2025/02/06 16:52:47 executed programs: 168
2025/02/06 16:52:52 executed programs: 185
2025/02/06 16:52:57 executed programs: 203
[ 242.412320][ T30] INFO: task syz.6.18:3911 blocked for more than 143 seconds.
[ 242.419996][ T30] Not tainted 6.14.0-rc1-syzkaller #0
[ 242.510676][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 242.519407][ T30] task:syz.6.18 state:D stack:28272 pid:3911 tgid:3896 ppid:3499 task_flags:0x400040 flags:0x00000004
[ 242.650721][ T30] Call Trace:
[ 242.654059][ T30]
[ 242.656995][ T30] __schedule+0x18a3/0x4ac0
[ 242.720675][ T30] ? __pfx___schedule+0x10/0x10
[ 242.725582][ T30] ? __pfx_lock_release+0x10/0x10
[ 242.730600][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 242.786773][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 242.860675][ T30] ? _raw_spin_lock_irq+0xdf/0x120
[ 242.865853][ T30] ? schedule+0x90/0x320
[ 242.870089][ T30] schedule+0x14b/0x320
[ 242.930684][ T30] schedule_preempt_disabled+0x13/0x30
[ 242.936199][ T30] rwsem_down_write_slowpath+0xeee/0x13b0
[ 243.000691][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0
[ 243.006649][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10
[ 243.080692][ T30] ? __pfx_lock_acquire+0x10/0x10
[ 243.085837][ T30] down_write+0x1d7/0x220
[ 243.090171][ T30] ? __pfx_down_write+0x10/0x10
[ 243.170686][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 243.176719][ T30] __generic_file_fsync+0x81/0x120
[ 243.230914][ T30] generic_file_fsync+0x6b/0xd0
[ 243.235818][ T30] __x64_sys_fdatasync+0x9f/0xe0
[ 243.300673][ T30] do_syscall_64+0xf3/0x210
[ 243.305233][ T30] ? clear_bhb_loop+0x55/0xb0
[ 243.309939][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.390707][ T30] RIP: 0033:0x7f4f40185d29
[ 243.395180][ T30] RSP: 002b:00007f4f3fbde038 EFLAGS: 00000246 ORIG_RAX: 000000000000004b
[ 243.480683][ T30] RAX: ffffffffffffffda RBX: 00007f4f40376080 RCX: 00007f4f40185d29
[ 243.488804][ T30] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 243.570717][ T30] RBP: 00007f4f40201b08 R08: 0000000000000000 R09: 0000000000000000
[ 243.578750][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 243.670689][ T30] R13: 0000000000000001 R14: 00007f4f40376080 R15: 00007ffd954c9ef8
[ 243.678728][ T30]
[ 243.741447][ T30]
[ 243.741447][ T30] Showing all locks held in the system:
[ 243.749337][ T30] 4 locks held by kworker/u8:0/11:
[ 243.820671][ T30] #0: ffff888014283148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x8af/0x1540
[ 243.890725][ T30] #1: ffffc90000107c80 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x8cf/0x1540
[ 243.960675][ T30] #2: ffffffff89ce1510 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x15f/0xbb0
[ 243.970153][ T30] #3: ffffffff89cec528 (rtnl_mutex){+.+.}-{4:4}, at: cleanup_net+0x604/0xbb0
[ 244.069638][ T30] 1 lock held by khungtaskd/30:
[ 244.100679][ T30] #0: ffffffff890ce580 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0
[ 244.110574][ T30] 1 lock held by kswapd0/80:
[ 244.187580][ T30] 2 locks held by getty/2518:
[ 244.220721][ T30] #0: ffff88801fc940a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x60
[ 244.230600][ T30] #1: ffffc9000009b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x640/0x18d0
[ 244.346179][ T30] 1 lock held by syz.6.18/3898:
[ 244.380673][ T30] 1 lock held by syz.6.18/3911:
[ 244.385577][ T30] #0: ffff888070fb4180 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 244.470678][ T30] 1 lock held by syz.7.17/5491:
[ 244.475588][ T30] 1 lock held by syz.7.17/5505:
[ 244.480436][ T30] #0: ffff888070fb46c0 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 244.590111][ T30] 2 locks held by syz.4.20/5517:
[ 244.630699][ T30] 1 lock held by syz.4.20/5525:
[ 244.635598][ T30] #0: ffff88804d9f8180 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 244.720669][ T30] 1 lock held by syz.3.19/5527:
[ 244.725569][ T30] 1 lock held by syz.3.19/5533:
[ 244.730425][ T30] #0: ffff888070fb4c00 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 244.840672][ T30] 1 lock held by syz.5.16/5530:
[ 244.845567][ T30] 1 lock held by syz.5.16/5535:
[ 244.850419][ T30] #0: ffff88804d9f86c0 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 244.980886][ T30] 1 lock held by syz.8.21/5926:
[ 244.985784][ T30] 1 lock held by syz.8.21/5935:
[ 245.040680][ T30] #0: ffff88804d9f8c00 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 245.098430][ T30] 1 lock held by syz.1.25/7537:
[ 245.130731][ T30] 1 lock held by syz.1.25/7544:
[ 245.160929][ T30] #0: ffff888070fb5140 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 245.224470][ T30] 1 lock held by syz.0.23/7549:
[ 245.260691][ T30] 1 lock held by syz.0.23/7554:
[ 245.265593][ T30] #0: ffff888070fb5680 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
2025/02/06 16:53:03 executed programs: 227
[ 245.340898][ T30] 1 lock held by syz.2.24/7556:
[ 245.345798][ T30] 1 lock held by syz.2.24/7561:
[ 245.410694][ T30] #0: ffff888070fb5bc0 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 245.470886][ T30] 2 locks held by syz.9.22/7559:
[ 245.475876][ T30] 1 lock held by syz.9.22/7563:
[ 245.540730][ T30] #0: ffff88804d9f9140 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: __generic_file_fsync+0x81/0x120
[ 245.611712][ T30] 1 lock held by syz-executor/9616:
[ 245.616963][ T30] #0: ffffffff89cec528 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xa55/0x1aa0
[ 245.690726][ T30] 1 lock held by syz-executor/9617:
[ 245.695971][ T30] #0: ffffffff89cec528 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xa55/0x1aa0
[ 245.780683][ T30] 1 lock held by syz-executor/9620:
[ 245.785930][ T30] #0: ffffffff89cec528 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xa55/0x1aa0
[ 245.866570][ T30] 1 lock held by syz-executor/9623:
[ 245.910668][ T30] #0: ffffffff89cec528 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xa55/0x1aa0
[ 245.919864][ T30] 3 locks held by syz.6.240/9725:
[ 246.000711][ T30]
[ 246.003085][ T30] =============================================
[ 246.003085][ T30]
[ 246.060695][ T30] NMI backtrace for cpu 0
[ 246.060721][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.14.0-rc1-syzkaller #0
[ 246.060730][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 246.060738][ T30] Call Trace:
[ 246.060742][ T30]
[ 246.060745][ T30] dump_stack_lvl+0x198/0x250
[ 246.060758][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 246.060764][ T30] ? __pfx__printk+0x10/0x10
[ 246.060771][ T30] nmi_cpu_backtrace+0x353/0x390
[ 246.060781][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 246.060788][ T30] ? _printk+0xce/0x120
[ 246.060794][ T30] ? __pfx__printk+0x10/0x10
[ 246.060800][ T30] ? __pfx__printk+0x10/0x10
[ 246.060806][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 246.060815][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 246.060822][ T30] nmi_trigger_cpumask_backtrace+0x104/0x210
[ 246.060830][ T30] watchdog+0xbbd/0xc00
[ 246.060839][ T30] ? watchdog+0x153/0xc00
[ 246.060845][ T30] ? __pfx_watchdog+0x10/0x10
[ 246.060852][ T30] kthread+0x69d/0x810
[ 246.060859][ T30] ? __pfx_watchdog+0x10/0x10
[ 246.060865][ T30] ? __pfx_kthread+0x10/0x10
[ 246.060871][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 246.060878][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 246.060884][ T30] ? __pfx_kthread+0x10/0x10
[ 246.060889][ T30] ret_from_fork+0x32/0x60
[ 246.060896][ T30] ? __pfx_kthread+0x10/0x10
[ 246.060901][ T30] ret_from_fork_asm+0x1a/0x30
[ 246.060909][ T30]
[ 246.060913][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 246.211553][ C1] NMI backtrace for cpu 1
[ 246.211568][ C1] CPU: 1 UID: 0 PID: 2361 Comm: klogd Not tainted 6.14.0-rc1-syzkaller #0
[ 246.211576][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 246.211580][ C1] RIP: 0010:unwind_next_frame+0x148a/0x22d0
[ 246.211594][ C1] Code: 44 24 38 80 3c 28 00 74 08 4c 89 ff e8 0f cb 70 00 49 89 1f 41 0f b6 04 2c 84 c0 0f 85 1d 0c 00 00 41 c6 06 00 48 8b 5c 24 40 5b 01 00 00 48 89 ef 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07
[ 246.211599][ C1] RSP: 0018:ffffc90002487250 EFLAGS: 00000246
[ 246.211607][ C1] RAX: ffffc90002487370 RBX: 1ffffffff155633c RCX: 0000000000000000
[ 246.211612][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90002487380
[ 246.211616][ C1] RBP: dffffc0000000000 R08: ffffc9000248737f R09: 0000000000000000
[ 246.211620][ C1] R10: ffffc90002487370 R11: fffff52000490e70 R12: ffffc90002488000
[ 246.211624][ C1] R13: ffffc90002487320 R14: ffffffff85cf25d4 R15: ffffc90002487370
[ 246.211628][ C1] FS: 00007f57b5668380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 246.211634][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 246.211645][ C1] CR2: 00007fcaf464cf98 CR3: 0000000020c56000 CR4: 00000000003506f0
[ 246.211652][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 246.211656][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 246.211659][ C1] Call Trace:
[ 246.211663][ C1]
[ 246.211666][ C1] ? nmi_cpu_backtrace+0x2b6/0x390
[ 246.211675][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 246.211683][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 246.211690][ C1] ? nmi_handle+0x25/0x3e0
[ 246.211698][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 246.211704][ C1] ? nmi_handle+0x121/0x3e0
[ 246.211710][ C1] ? nmi_handle+0x25/0x3e0
[ 246.211716][ C1] ? unwind_next_frame+0x148a/0x22d0
[ 246.211721][ C1] ? default_do_nmi+0x63/0x160
[ 246.211728][ C1] ? exc_nmi+0x123/0x1f0
[ 246.211734][ C1] ? end_repeat_nmi+0xf/0x53
[ 246.211741][ C1] ? sock_alloc_send_pskb+0x7f4/0x900
[ 246.211749][ C1] ? unwind_next_frame+0x148a/0x22d0
[ 246.211755][ C1] ? unwind_next_frame+0x148a/0x22d0
[ 246.211761][ C1] ? unwind_next_frame+0x148a/0x22d0
[ 246.211766][ C1]
[ 246.211769][ C1]
[ 246.211772][ C1] ? alloc_skb_with_frags+0x9c/0x700
[ 246.211778][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 246.211786][ C1] arch_stack_walk+0x11c/0x150
[ 246.211793][ C1] ? sock_alloc_send_pskb+0x7f4/0x900
[ 246.211799][ C1] stack_trace_save+0x118/0x1d0
[ 246.211806][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 246.211813][ C1] kasan_save_track+0x3f/0x80
[ 246.211820][ C1] ? kasan_save_track+0x3f/0x80
[ 246.211825][ C1] ? __kasan_slab_alloc+0x66/0x80
[ 246.211831][ C1] ? kmem_cache_alloc_node_noprof+0x1d9/0x380
[ 246.211838][ C1] ? __alloc_skb+0x16a/0x3f0
[ 246.211844][ C1] ? alloc_skb_with_frags+0x9c/0x700
[ 246.211853][ C1] __kasan_slab_alloc+0x66/0x80
[ 246.211859][ C1] kmem_cache_alloc_node_noprof+0x1d9/0x380
[ 246.211865][ C1] ? __alloc_skb+0x16a/0x3f0
[ 246.211871][ C1] __alloc_skb+0x16a/0x3f0
[ 246.211878][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 246.211884][ C1] ? __pfx___alloc_skb+0x10/0x10
[ 246.211890][ C1] ? stack_depot_save_flags+0x37/0x940
[ 246.211898][ C1] alloc_skb_with_frags+0x9c/0x700
[ 246.211903][ C1] ? __kasan_slab_free+0x59/0x70
[ 246.211908][ C1] ? syslog_print+0x6db/0x770
[ 246.211915][ C1] ? do_syslog+0x1c9/0x5e0
[ 246.211921][ C1] ? __x64_sys_syslog+0x77/0x90
[ 246.211927][ C1] ? do_syscall_64+0xf3/0x210
[ 246.211932][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.211939][ C1] sock_alloc_send_pskb+0x7f4/0x900
[ 246.211947][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 246.211953][ C1] ? kasan_quarantine_put+0xdc/0x230
[ 246.211959][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 246.211965][ C1] unix_dgram_sendmsg+0x538/0x1870
[ 246.211972][ C1] ? syslog_print+0x6db/0x770
[ 246.211978][ C1] ? __pfx_smack_socket_sendmsg+0x10/0x10
[ 246.211985][ C1] ? __asan_memset+0x23/0x50
[ 246.211990][ C1] ? tomoyo_socket_sendmsg_permission+0x8b/0x3a0
[ 246.211997][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 246.212004][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 246.212009][ C1] __sock_sendmsg+0x1ec/0x230
[ 246.212016][ C1] __sys_sendto+0x303/0x410
[ 246.212022][ C1] ? smack_privileged_cred+0xa4/0x240
[ 246.212029][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 246.212037][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 246.212044][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 246.212050][ C1] __x64_sys_sendto+0xd9/0xf0
[ 246.212057][ C1] do_syscall_64+0xf3/0x210
[ 246.212062][ C1] ? clear_bhb_loop+0x55/0xb0
[ 246.212068][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.212074][ C1] RIP: 0033:0x7f57b57ca9b5
[ 246.212080][ C1] Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83
[ 246.212085][ C1] RSP: 002b:00007ffe5b1d9d28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 246.212091][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f57b57ca9b5
[ 246.212095][ C1] RDX: 0000000000000047 RSI: 0000556599deda90 RDI: 0000000000000003
[ 246.212099][ C1] RBP: 0000556599de9910 R08: 0000000000000000 R09: 0000000000000000
[ 246.212103][ C1] R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
[ 246.212107][ C1] R13: 00007f57b5958212 R14: 00007ffe5b1d9e28 R15: 0000000000000000
[ 246.212112][ C1]
[ 247.140692][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 247.147600][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.14.0-rc1-syzkaller #0
[ 247.156376][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 247.166438][ T30] Call Trace:
[ 247.169721][ T30]
[ 247.172649][ T30] dump_stack_lvl+0x198/0x250
[ 247.177324][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.182520][ T30] ? __pfx__printk+0x10/0x10
[ 247.187107][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 247.193442][ T30] panic+0x26e/0x680
[ 247.197344][ T30] ? __pfx_panic+0x10/0x10
[ 247.201758][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 247.207129][ T30] watchdog+0xbf6/0xc00
[ 247.211288][ T30] ? watchdog+0x153/0xc00
[ 247.215615][ T30] ? __pfx_watchdog+0x10/0x10
[ 247.220410][ T30] kthread+0x69d/0x810
[ 247.224483][ T30] ? __pfx_watchdog+0x10/0x10
[ 247.229156][ T30] ? __pfx_kthread+0x10/0x10
[ 247.233741][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 247.239032][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 247.244227][ T30] ? __pfx_kthread+0x10/0x10
[ 247.248820][ T30] ret_from_fork+0x32/0x60
[ 247.253243][ T30] ? __pfx_kthread+0x10/0x10
[ 247.257835][ T30] ret_from_fork_asm+0x1a/0x30
[ 247.262598][ T30]
[ 247.265866][ T30] Kernel Offset: disabled
[ 247.270189][ T30] Rebooting in 86400 seconds..